PRO BOARD HAZMAT TECH EXAM SCRIPT
2026 COMPLETE QUESTIONS AND CORRECT
ANSWERS
◉ Under the U.N. Labeling system, a substance that spontaneously
releases ionizing radiation would be labeled. Answer: 7
◉ A tank truck that carries corrosive liquids and has a narrow diameter
with external ribbing is an. Answer: MC 312/DOT 412
◉ A_ is a release that is the result of broken or damaged valve(s) that
may last from several seconds to several minutes,depending on the size
of the opening, type of container, and nature of contents. Answer: Rapid
relief
◉ Of the following _ rays are the most dangerous type of radiation.
Answer: Gamma
◉ When gathering evidence samples at a hazardous materials incident
involving a chemical agent, all equipment shall be. Answer: Certified
clean
, ◉ One gallon of gin in a tank containing 1,000,000 gallons of vermouth
is an example of. Answer: PPM
◉ The time it takes for half of the atoms to decay to a more stable form
is called the. Answer: Half life
◉ Cylindrical packaging made of metal, plastic, or fiberboard used to
transport solids or liquids best describes. Answer: Drums
◉ Three major factors affecting the severity of damage to a tank, cargo
tank truck, or railroad tank car are ductility internal pressure and.
Answer: Shell stress
◉ Maximum allowable working pressure is 22.4 psig. Answer: Im 102
◉ The temperature at which a solid changes it's phase to a liquid is
called. Answer: Melting point
◉ The "rem" is a unit that measures. Answer: Radiation exposure or
dose
◉ What term best describes the time between an exposure to an
infectious disease and the appearance of the first signs and symptoms?.
Answer: Incubation period
2026 COMPLETE QUESTIONS AND CORRECT
ANSWERS
◉ Under the U.N. Labeling system, a substance that spontaneously
releases ionizing radiation would be labeled. Answer: 7
◉ A tank truck that carries corrosive liquids and has a narrow diameter
with external ribbing is an. Answer: MC 312/DOT 412
◉ A_ is a release that is the result of broken or damaged valve(s) that
may last from several seconds to several minutes,depending on the size
of the opening, type of container, and nature of contents. Answer: Rapid
relief
◉ Of the following _ rays are the most dangerous type of radiation.
Answer: Gamma
◉ When gathering evidence samples at a hazardous materials incident
involving a chemical agent, all equipment shall be. Answer: Certified
clean
, ◉ One gallon of gin in a tank containing 1,000,000 gallons of vermouth
is an example of. Answer: PPM
◉ The time it takes for half of the atoms to decay to a more stable form
is called the. Answer: Half life
◉ Cylindrical packaging made of metal, plastic, or fiberboard used to
transport solids or liquids best describes. Answer: Drums
◉ Three major factors affecting the severity of damage to a tank, cargo
tank truck, or railroad tank car are ductility internal pressure and.
Answer: Shell stress
◉ Maximum allowable working pressure is 22.4 psig. Answer: Im 102
◉ The temperature at which a solid changes it's phase to a liquid is
called. Answer: Melting point
◉ The "rem" is a unit that measures. Answer: Radiation exposure or
dose
◉ What term best describes the time between an exposure to an
infectious disease and the appearance of the first signs and symptoms?.
Answer: Incubation period
